China UnionPay, also known as UnionPay or by its abbreviation, CUP, is the only domestic bank card organization in the People`s Republic of China. Founded on March 26, 2002, China UnionPay is an association for China`s banking card industry, operating under the approval of the People`s Bank of China. It is also the only interbank network in China excluding Hong Kong and Macau, linking the ATMs of all banks throughout mainland China and widely accepted by the ATMs in Hong Kong and Macau. It is also an Electronic Funds Transfer at Point of Sale network.